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# release date : 07/09/2004 |
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# release date : 07/09/2004 |
# name : sedlo |
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# name : sedlo |
# description : dynamic side routing tables tool |
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# description : dynamic side routing tables tool |
# license : GPL |
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# license : GPL |
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#changelog |
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sl_version="0.0.3pre9" |
# - ip ro fl ca |
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# - myigw |
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sl_version="0.0.3pre7" |
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PATH=$PATH:/bin:/sbin:/usr/bin:/usr/sbin:/usr/local/bin:/usr/local/sbin |
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PATH=$PATH:/bin:/sbin:/usr/bin:/usr/sbin:/usr/local/bin:/usr/local/sbin |
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sl_nmcnf="sedlo.conf" |
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sl_nmcnf="sedlo.conf" |
sl_sedlocnf="/etc/$sl_nmcnf" |
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sl_sedlocnf="/etc/$sl_nmcnf" |
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else |
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else |
echo "$sl_rttab not found" |
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echo "$sl_rttab not found" |
exit 1 |
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exit 1 |
fi |
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fi |
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sl_murlcfg=`cat $sl_sedlocnf | grep "^mcnf" | uniq | awk '{print $2}'` |
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sl_murlcfg=`cat $sl_sedlocnf | grep "^mcnf" | uniq | awk '{print $2" "$3" "$4}'` |
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###################################################################### |
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###################################################################### |
s_maru() |
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s_maru() |
{ |
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{ |
if [ $scm_info -gt 0 ]; then echo "Managing rules" ; fi |
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if [ $scm_info -gt 0 ]; then echo "Managing rules" ; fi |
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###################################################################### |
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###################################################################### |
s_filltables() |
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s_filltables() |
{ |
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{ |
if [ $scm_info -gt 0 ]; then echo "Filling tables" ; fi |
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if [ $scm_info -gt 0 ]; then echo "Filling tables" ; fi |
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sl_igws=`$sl_catcmd $sl_sedlocache/$sl_nmcnf | $sl_grepcmd "^igw" | $sl_awkcmd '{print $3"*"$2}'` |
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sl_igws=`$sl_catcmd $sl_sedlocache/$sl_nmcnf | $sl_grepcmd -E "^igw|^myigw" | $sl_awkcmd '{print $3"*"$2"*"$1}'` |
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for sl_igw in $sl_igws |
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for sl_igw in $sl_igws |
do |
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do |
sl_igwn=`echo $sl_igw | $sl_awkcmd -F '*' '{print $1}'` |
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sl_igwn=`echo $sl_igw | $sl_awkcmd -F '*' '{print $1}'` |
sl_igwip=`echo $sl_igw | $sl_awkcmd -F '*' '{print $2}'` |
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sl_igwip=`echo $sl_igw | $sl_awkcmd -F '*' '{print $2}'` |
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sl_igwtype=`echo $sl_igw | $sl_awkcmd -F '*' '{print $3}'` |
sl_igwgt=`$sl_ipcmd ro ls | $sl_grepcmd "^$sl_igwip " | $sl_awkcmd '{print $3}'` |
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sl_igwgt=`$sl_ipcmd ro ls | $sl_grepcmd "^$sl_igwip " | $sl_awkcmd '{print $3}'` |
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# equal cost multipath detection - just first is taken |
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# equal cost multipath detection - just first IP is taken as way to igw |
if [ "$sl_igwgt x" = "zebra x" ] |
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if [ "$sl_igwgt x" = "zebra x" ] |
then |
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then |
sl_igwgt=`$sl_ipcmd ro ls | $sl_grepcmd -A 1 "^$sl_igwip " | $sl_grepcmd "nexthop" | $sl_awkcmd '{print $3}'` |
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sl_igwgt=`$sl_ipcmd ro ls | $sl_grepcmd -A 1 "^$sl_igwip " | $sl_grepcmd "nexthop" | $sl_awkcmd '{print $3}'` |
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fi |
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#if myigw then fill table for local gateway with single ip from config |
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if [ "$sl_igwtype x" = "myigw x" ] |
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then |
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sl_igwgt=$sl_igwip |
fi |
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fi |
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if [ "$sl_igwgt x" = " x" ] |
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if [ "$sl_igwgt x" = " x" ] |
then |
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then |
if [ $scm_info -gt 1 ]; then echo "Route not found for igw $sl_igwn - leaving table as is" ; fi |
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if [ $scm_info -gt 1 ]; then echo "Route not found for igw $sl_igwn - leaving table as is" ; fi |
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then |
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then |
$sl_ipcmd ro fl ta $sl_igwn |
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$sl_ipcmd ro fl ta $sl_igwn |
fi |
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fi |
$sl_ipcmd ro add 0.0.0.0/1 via $sl_igwgt ta $sl_igwn |
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$sl_ipcmd ro add 0.0.0.0/1 via $sl_igwgt ta $sl_igwn |
$sl_ipcmd ro add 128.0.0.0/1 via $sl_igwgt ta $sl_igwn |
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$sl_ipcmd ro add 128.0.0.0/1 via $sl_igwgt ta $sl_igwn |
if [ $scm_info -gt 1 ]; then echo "Table filled for igw $sl_igwn" ; fi |
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if [ "$sl_igwtype x" = "myigw x" ] |
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then |
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if [ $scm_info -gt 1 ]; then echo "Table filled for myigw $sl_igwn" ; fi |
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else |
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if [ $scm_info -gt 1 ]; then echo "Table filled for igw $sl_igwn" ; fi |
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fi |
fi |
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fi |
done |
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done |
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#this should make faster applying of new routing tables |
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#this should make faster applying of new routing tables |
$sl_ipcmd ro flush cache |
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$sl_ipcmd ro flush cache |
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###################################################################### |
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###################################################################### |
s_mktables() |
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s_mktables() |
{ |
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{ |
if [ $scm_info -gt 0 ]; then echo "Creating tables " ; fi |
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if [ $scm_info -gt 0 ]; then echo "Creating tables " ; fi |
sl_igws=`$sl_catcmd $sl_sedlocache/$sl_nmcnf | $sl_grepcmd "^igw" | $sl_awkcmd '{print $3}'` |
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sl_igws=`$sl_catcmd $sl_sedlocache/$sl_nmcnf | $sl_grepcmd -E "^igw|^myigw" | $sl_awkcmd '{print $3}'` |
for sl_igw in $sl_igws |
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for sl_igw in $sl_igws |
do |
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do |
sl_igwrttb=`$sl_catcmd $sl_rttab | $sl_awkcmd '{print $2}' | $sl_grepcmd $sl_igw ` |
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sl_igwrttb=`$sl_catcmd $sl_rttab | $sl_awkcmd '{print $2}' | $sl_grepcmd $sl_igw ` |
if [ "$sl_igwrttb x" = " x" ] |
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if [ "$sl_igwrttb x" = " x" ] |
then |
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then |
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sl_cnt=$(($sl_cnt - 1 )) |
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sl_cnt=$(($sl_cnt - 1 )) |
done |
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done |
else |
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else |
if [ $scm_info -gt 1 ]; then echo "Table found for $sl_igw no action taken" ; fi |
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if [ $scm_info -gt 1 ]; then echo "Table found for $sl_igw no action taken" ; fi |
fi |
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fi |
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done |
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done |
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} # s_mktables |
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} # s_mktables |
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###################################################################### |
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###################################################################### |
s_getcfg() |
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s_getcfg() |
{ |
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{ |
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} # s_version |
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} # s_version |
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###################################################################### |
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###################################################################### |
s_report() |
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s_report() |
{ |
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{ |
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echo Content-type: text/html |
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echo |
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echo "Sedlo na routeru `hostname`" |
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echo "<pre>" |
echo "##### SEDLO #####" |
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echo "##### SEDLO #####" |
echo "date : `date`" |
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echo "date : `date`" |
echo "version : $sl_version" |
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echo "version : $sl_version" |
echo "local_config : $sl_sedlocnf" |
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echo "local_config : $sl_sedlocnf" |
echo "main_config : $sl_murlcfg" |
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echo "main_config : <a href=\"$sl_murlcfg\">$sl_murlcfg</a>" |
echo "last update : `cat $sl_sedlocache/last_getcnf.txt`" |
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echo "last update : `cat $sl_sedlocache/last_getcnf.txt`" |
echo "##### TABLES #####" |
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echo "##### TABLES #####" |
cat $sl_rttab |
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cat $sl_rttab |
echo "##### RULES #####" |
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echo ; echo "##### DEFAULT ROUTES IN TABLES #####" |
$sl_ipcmd ru ls |
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$sl_ipcmd ro ls ta all | $sl_grepcmd table | $sl_grepcmd -v local | $sl_trcmd " " "\t" |
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echo ; echo "##### RULES FOR IPS #####" |
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$sl_ipcmd ru ls | $sl_trcmd " " "\t" |
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echo "</pre>" |
} # s_report |
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} # s_report |
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###################################################################### |
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###################################################################### |
s_help() |
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s_help() |
{ |
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{ |
echo Pouziti: sedlo [param] |
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echo Pouziti: sedlo [param] |
